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USGS 08170500 San Marcos Rv at San Marcos, TX

  Stream Site

DESCRIPTION:
Latitude 29°53'20",   Longitude 97°56'02"   NAD27
Hays County, Texas, Hydrologic Unit 12100203
Drainage area: 48.9 square miles
Contributing drainage area: 48.9 square miles,
Datum of gage: 557.67 feet above   NAVD88.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    1994-10-01  2025-10-24  
 Daily Data
    Discharge, cubic feet per second  1915-07-01  2025-10-23  30217 
    Gage height, feet  1995-10-01  2025-10-23  27530 
 Daily Statistics 
    Discharge, cubic feet per second  1915-07-01  2025-09-03 13483 
    Gage height, feet  1995-10-01  2025-09-03 10842 
 Monthly Statistics 
    Discharge, cubic feet per second  1915-07  2025-09  
    Gage height, feet  1995-10  2025-09  
 Annual Statistics 
    Discharge, cubic feet per second  1915  2025  
    Gage height, feet  1996  2025  
 Peak streamflow 1995-09-20  2023-10-26  30 
 Field measurements 1993-10-05  2025-09-30  673 
 Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) 1994-08-18  1996-10-18  4 
 Water-Year Summary 2005  2024  20 
 Revisions  Loading...
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Record for this site is maintained by the USGS Texas Water Science Center
Email questions about this site to Texas Water Science Center Water-Data Inquiries